VICIDIAL 'manager_send.php' Command Injection Vulnerability

Summary
VICIDIAL is prone to a command-injection vulnerability because the application fails to properly sanitize user-supplied input.
Impact
An attacker may leverage this issue to execute arbitrary commands in the context of the affected application.
Solution
Ask the Vendor for an update.
Insight
In multiple locations, there are calls to passthru() that do not perform any filtering or sanitization on the input.
Affected
VICIDIAL 2.7RC1, 2.7 and 2.8-403a are vulnerable other versions may also be affected.
Detection
Send a crafted HTTP GET request which tries to execute the 'id' command.
References